# A056816 (b-file synthesized from sequence entry) 1 3 2 5 3 17 4 31 5 193 6 653 7 1201 8 46499 9 532159 10 3311233 11 128199521 12 20512526282340991 13 6036724301884645488192191 14 2170304813579195568101904406358277391153