# A153984 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 2 6 3 7 2 8 6 9 7 10 11 11 23 12 54 13 60 14 238 15 445 16 901 17 2706 18 9076 19 14494 20 80321 21 212453 22 613603 23 2681494 24 12847248 25 29154102 26 230660451 27 862931932 28 3568146072 29 22105400251 30 150948368093 31 488469303948 32 5510650176739 33 29467826406958