A152231 Similar to A072921 but starting with 2.

2, 4, 10, 17, 32, 52, 79, 122, 170, 226, 292, 371, 461, 562, 676, 809, 959, 1132, 1312, 1499, 1709, 1936, 2182, 2441, 2711, 2992, 3295, 3617, 3956, 4318, 4696, 5099, 5525, 5968, 6439, 6932, 7445, 7978, 8542, 9125, 9725, 10348, 10987, 11651, 12329, 13024

Offset

1,1

Links

Alois P. Heinz, Table of n, a(n) for n = 1..1000

Maple

b:= proc(n) option remember; local m; m:= a(n); `if`(n=1, 0, b(n-1)); while m>0 do %+ irem(m, 10, 'm') od; % end: a:= proc(n) option remember; `if`(n=1, 2, a(n-1) +b(n-1)) end: seq(a(n), n=1..50); # Alois P. Heinz, Oct 07 2009

Crossrefs

Sequence in context: A097870 A244474 A301739 * A285939 A034455 A057491

Adjacent sequences: A152228 A152229 A152230 * A152232 A152233 A152234

Keyword

nonn,base,easy

Author

N. J. A. Sloane, Oct 07 2009

Status

approved