A097643
Numbers n such that n=(d_1!!+d_2!!+...+d_k!!)-(d_1+d_2+...+d_k) where d_1 d_2 ... d_k is the decimal expansion of n.
Original entry on oeis.org
4, 46, 478, 944
Offset: 1
944 is in the sequence because 944=(9!!+4!!+4!!)-(9+4+4).
A101698
Numbers n such that n = d_1*d_1!+d_2*d_2!+...+d_k*d_k!, where d_1 d_2 ... d_k is the decimal expansion of n.
Original entry on oeis.org
0, 1, 684817, 3371797
Offset: 1
3371797 is in the sequence because 3371797 = 3*3!+3*3!+7*7!+1*1!+7*7!+9*9!+7*7!.
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Do[If[n==Apply[Plus, IntegerDigits[n]*IntegerDigits[n]! ], Print[n]], {n, 26000000}]
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