Fibonacci sequence
Chat with our AI personalities
No, 1 2 3 is a sequence of 3 integers!
Triangular numbers are numbers in the sequence 1, 1+2, 1+2+3, 1+2+3+4. This sequence can be represented by triangles as follows: (very crude figure with an even cruder browser!)xxxxxxxxxxxxxxxxxxxxand so on.The nth term of this sequence is n*(n+1)/2.Triangular numbers are numbers in the sequence 1, 1+2, 1+2+3, 1+2+3+4. This sequence can be represented by triangles as follows: (very crude figure with an even cruder browser!)xxxxxxxxxxxxxxxxxxxxand so on.The nth term of this sequence is n*(n+1)/2.
its the Fibonacci sequence
1+1=2 : 1+2=3 : 2+3=5 : 3+5=8Therefore the next number is 8
Fibonacci sequence Fibonacci sequence