Numbers n such that product of double factorials of the digits of n equals sigma(n).

A158989

Numbers n such that product of double factorials of the digits of n equals sigma(n).

Terms

    a(0) =1a(1) =54a(2) =62a(3) =4190a(4) =4920a(5) =10538a(6) =12376a(7) =16065a(8) =16732a(9) =26345a(10) =37236a(11) =47026a(12) =48323a(13) =53480a(14) =56712a(15) =58520a(16) =61209a(17) =62337a(18) =65163a(19) =83720a(20) =84135a(21) =94520a(22) =100980a(23) =126238a(24) =135266a(25) =141078a(26) =143726a(27) =146910a(28) =147354a(29) =154238

External references