# A134246 (b-file synthesized from sequence entry) 1 2 2 4 3 22 4 64 5 132 6 231 7 5472 8 8877 9 34635 10 57550 11 75542 12 636667 13 739799 14 1291879 15 2081880 16 3064827 17 4039368 18 9433189 19 16966370 20 211947608 21 367298045 22 1101086463 23 1541079585 24 16915330550 25 20775909209 26 24450416187 27 575276374739 28 707965641746 29 3731987263894