Numbers n with following property: suppose n^6 = d1 d2 d3 ...dk in decimal; then d1! + d2! + ... + dk! is a square.

A130688

Numbers n with following property: suppose n^6 = d1 d2 d3 ...dk in decimal; then d1! + d2! + ... + dk! is a square.

Terms

    a(0) =1a(1) =6a(2) =747a(3) =2802a(4) =10000a(5) =10256a(6) =11876a(7) =13875a(8) =14623a(9) =14710a(10) =17117a(11) =18090a(12) =23919a(13) =26569a(14) =34282a(15) =35402a(16) =40515a(17) =41202a(18) =41850a(19) =42195a(20) =44684a(21) =48396a(22) =54698a(23) =58509a(24) =59293a(25) =59644a(26) =59900a(27) =65502a(28) =67795a(29) =74004

External references