# A023495 (b-file synthesized from sequence entry) 0 6 1 12 2 17 3 26 4 38 5 57 6 88 7 136 8 213 9 337 10 537 11 860 12 1383 13 2227 14 3592 15 5800 16 9372 17 15151 18 24501 19 39629 20 64106 21 103710 22 167791 23 271474 24 439236 25 710680 26 1149885 27 1860533 28 3010385 29 4870884 30 7881234 31 12752082 32 20633279 33 33385323 34 54018563 35 87403846 36 141422368