# A014796 (b-file synthesized from sequence entry) 0 0 1 16 2 100 3 400 4 3136 5 7056 6 14400 7 48400 8 81796 9 132496 10 313600 11 462400 12 665856 13 1299600 14 1768900 15 2371600 16 4096576 17 5290000 18 6760000 19 10732176 20 13351716 21 16483600 22 24601600 23 29767936 24 35808256 25 50979600 26 60372900 27 71166096 28 97614400 29 113635600 30 131790400 31 175403536