If n = p*10^i + q*10^(i-1) + r*10^(i-2) + ... in decimal notation, then a(n) = p!*10^i + q!*10^(i-1) + r!*10^(i-2)+ ... .

A182287

If n = p*10^i + q*10^(i-1) + r*10^(i-2) + ... in decimal notation, then a(n) = p!*10^i + q!*10^(i-1) + r!*10^(i-2)+ ... .

Terms

    a(0) =1a(1) =1a(2) =2a(3) =6a(4) =24a(5) =120a(6) =720a(7) =5040a(8) =40320a(9) =362880a(10) =11a(11) =11a(12) =12a(13) =16a(14) =34a(15) =130a(16) =730a(17) =5050a(18) =40330a(19) =362890a(20) =21a(21) =21a(22) =22a(23) =26a(24) =44a(25) =140a(26) =740a(27) =5060a(28) =40340a(29) =362900

External references