The first 20 odd numbers are: 13579111315171921232527293133353739.
The first 85 odd numbers are: 1 3579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169.
The sum of the first 8,000 odd numbers 64,000,000.
The sum of the first 600 odd numbers is 360,000.
The sum of the first nine odd numbers is 81.
30
The first 20 odd numbers are: 13579111315171921232527293133353739.
The first 100 odd whole numbers are: 13579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169171173175177179181183185187189191193195197199.
The first 85 odd numbers are: 1 3579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169.
The sum of the first 15 odd numbers is 225.
The sum of the first 300 odd numbers is 90,000
The sum of the first 40 odd numbers is 1,600.
The sum of the first 8,000 odd numbers 64,000,000.
The sum of the first 600 odd numbers is 360,000.
The sum of the first nine odd numbers is 81.
The sum of the first 1,000 odd numbers is 1,000,000.
The sum of the first 50 odd numbers is 2,500.