0
It appears to be increasing in difference by 2. The nth number is n2 +2.
1*1+2=3
2*2+2=6
3*3+2=11
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∙ 10y ago
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What number follows the sequence 9 0 -9?
-18 then -27
What is sequence is this going by 5 16 27 38?
11 is added to each number in the question in turn, the next number will be 49
What is the missing number in the list of numbers -43 23 -11 12 -27?
The answer depends on where, within the sequence, the missing number should have been.
What number would complete the pattern 16 4 12 21 36 9 27 44 11 -?
The next number in this sequence should be 33.
What number can be added to 18 to get 27?
The number that can be added to 18 to get 27 is 9.
What number follows the sequence 9 0 -9?
-18 then -27
What is the next number in the sequence 8 12 18 27 40.5?
60.75
What is the Nth term for the sequence 3 6 11 18 27?
Subtract 2 from the sequence and the answer becomes obvious: 1, 4, 9, 16, 25,...,N2 Now, add the 2 back in: 3, 6, 11, 18, 27,...,(N2+2)
What number comes next in the sequence 3 9 4 16 11?
It looks like it is +6, -5, +12, -5. So I would assume the next number is +18, or 29.
What is the next number in the sequence 7 16 8 27 9?
This appears to be two interwoven sequences. The first sequence, increases by 9 then 19......7 + 9 = 16........8 + 19 = 27 The second sequence decreases by 8 then 18....16 - 8 = 8........27 - 9 = 18 The next number would thus be 9 + 29 = 38.
What number comes next in the sequence 243 81 27?
9 243 - 81 = 162 81 - 27 = 54 162 = 54 * 3 54 = 18 * 3 27 - 18 = 9
What is the pattern sequence of 1 6 3 18 54 27?
what is the arthmetic sequence of 1 6 3 18 54 27 ? what is the missing terms ?
What is the nth term for 6 11 18 27 38?
The nth term of the sequence is (n + 1)2 + 2.
What is sequence is this going by 5 16 27 38?
11 is added to each number in the question in turn, the next number will be 49
What is the missing number in the list of numbers -43 23 -11 12 -27?
The answer depends on where, within the sequence, the missing number should have been.
What number comes next in the sequence 6 12 9 18 15?
6 12 9 18 15 30 27 54 51
What number would complete the pattern 16 4 12 21 36 9 27 44 11 -?
The next number in this sequence should be 33.
