# A148423 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 5 4 18 5 59 6 210 7 771 8 2996 9 11644 10 46638 11 190413 12 785883 13 3269350 14 13802880 15 58805780 16 251800165 17 1085863136 18 4718853763 19 20599960049 20 90292141257 21 397829888521 22 1760283533023 23 7811722003196 24 34783756873350 25 155429698073397 26 696354098036891 27 3127128078447276 28 14080315363387703