# A054776 (b-file synthesized from sequence entry) 0 0 1 6 2 120 3 504 4 1320 5 2730 6 4896 7 7980 8 12144 9 17550 10 24360 11 32736 12 42840 13 54834 14 68880 15 85140 16 103776 17 124950 18 148824 19 175560 20 205320 21 238266 22 274560 23 314364 24 357840 25 405150 26 456456 27 511920 28 571704 29 635970 30 704880 31 778596 32 857280 33 941094