A161352 - OEIS

A161352

a(n) = n + R(n) + digsum(n) + product of the digits of n.

0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 12, 25, 38, 51, 64, 77, 90, 103, 116, 129, 24, 38, 52, 66, 80, 94, 108, 122, 136, 150, 36, 51, 66, 81, 96, 111, 126, 141, 156, 171, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 60, 77, 94, 111, 128, 145, 162, 179, 196, 213, 72, 90, 108

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OFFSET

0,2

COMMENTS

a(1)= 1 + 1 + 1 + 1 = 4 ; a(12) = 12 + 21 + 3 + 2 = 38.

LINKS

Table of n, a(n) for n=0..62.

MATHEMATICA

a[n_]:=n+IntegerReverse[n]+Total[IntegerDigits[n]]+Times@@IntegerDigits[n]; Array[a, 63, 0] (* Stefano Spezia, Feb 09 2023 *)

CROSSREFS

Cf. A001477, A004086, A007953, A007954.

Sequence in context: A311124 A191677 A076310 * A337080 A295774 A008586