# A033972 (b-file synthesized from sequence entry) 0 1 1 34 2 17 3 562 4 281 5 9274 6 4637 7 153022 8 76511 9 2524864 10 1262432 11 631216 12 315608 13 157804 14 78902 15 39451 16 1301884 17 650942 18 325471 19 10740544 20 5370272 21 2685136 22 1342568 23 671284 24 335642 25 167821