# A156399 (b-file synthesized from sequence entry) 0 1 1 76 2 1728 3 9712 4 34814 5 40416 6 130456 7 149480 8 644220 9 297215 10 1380432 11 3924896 12 4260776 13 4171320 14 5913728 15 6328576 16 17481322 17 7436362 18 23029656 19 61580624 20 75335814 21 56271108 22 62202832 23 54904272 24 183254724 25 62428100 26 176105168