# A327940 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 2 4 9 5 44 6 385 7 1854 8 23233 9 153656 10 2151441 11 18787130 12 338487721 13 3165541092 14 60609811249 15 835202858294 16 14913805143105 17 228441779869424 18 5319673396479073 19 81040768940877426 20 2153026504862728201 21 39759334398324543260 22 988919906784578473761