# A235153 (b-file synthesized from sequence entry) 1 2 2 3 3 5 4 7 5 12 6 24 7 48 8 132 9 222 10 234 11 266 12 364 13 418 14 468 15 555 16 663 17 666 18 2418 19 2442 20 3498 21 4218 22 4422 23 6216 24 6314 25 6612 26 8844 27 21714 28 26796 29 28842 30 41412 31 61446 32 62634 33 66234 34 82824 35 491946 36 641886 37 648186 38 6416718