A001263 * A128064 (unsigned).

Terms

a(0) =1a(1) =2a(2) =2a(3) =4a(4) =8a(5) =3a(6) =7a(7) =24a(8) =21a(9) =4a(10) =11a(11) =60a(12) =90a(13) =44a(14) =5a(15) =16a(16) =130a(17) =300a(18) =260a(19) =80a(20) =6a(21) =22a(22) =2252a(23) =840a(24) =1120a(25) =630a(26) =132a(27) =7a(28) =29a(29) =448