# A146978 (b-file synthesized from sequence entry) 0 1 1 784 2 378 3 144452 4 92512 5 20475 6 11327232 7 8128792 8 2843568 9 376740 10 40116600 11 30421755 12 13123110 13 3108105 14 376740 15 20475 16 378 17 1 18 490068257 19 373673216 20 161446572 21 35904960 22 3108105 23 2096760960 24 1649657520 25 794670240 26 226546320 27 35904960 28 2843568 29 92512 30 784