a(n) = the product of all distinct positive (nonzero) integers that, when written in binary, occur as substrings in the binary representation of n.

A165153

a(n) = the product of all distinct positive (nonzero) integers that, when written in binary, occur as substrings in the binary representation of n.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =8a(4) =10a(5) =36a(6) =21a(7) =64a(8) =72a(9) =100a(10) =330a(11) =1728a(12) =2340a(13) =3528a(14) =315a(15) =1024a(16) =1088a(17) =1296a(18) =4104a(19) =8000a(20) =2100a(21) =43560a(22) =53130a(23) =331776a(24) =388800a(25) =608400a(26) =694980a(27) =4741632a(28) =6650280a(29) =1587600

External references