# A005742 (b-file synthesized from sequence entry) 1 2 2 6 3 32 4 346 5 6572 6 176678 7 6009040 8 245551538 9 11694413396 10 635421164350 11 38766848465336 12 2622886302957962 13 194847034853726140 14 15763561489400425046 15 1379408529039591621920 16 129804134856816471241570 17 13069901171127981930379940