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A235176 Numbers k such that the sum of the first k refactorable numbers (A033950) is also a refactorable number. 2
1, 47, 125, 131, 185, 187, 189, 191, 198, 201, 204, 206, 256, 257, 262, 264, 268, 276, 283, 285, 294, 800, 809, 812, 818, 822, 824, 827, 829, 840, 844, 848, 1076, 1080, 1118, 1119, 1133, 1135, 1151, 1153, 1164, 1171, 1175, 1183, 1186, 1189, 1195, 1208, 1210 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Giovanni Resta, Table of n, a(n) for n = 1..1000

EXAMPLE

The sum of the first 47 terms of A033950 equals 9120, which is A033950(616).

CROSSREFS

Cf. A033950, A235177.

Sequence in context: A114646 A239686 A118091 * A044298 A044679 A253225

Adjacent sequences:  A235173 A235174 A235175 * A235177 A235178 A235179

KEYWORD

nonn

AUTHOR

Ivan N. Ianakiev, Jan 04 2014

EXTENSIONS

a(8)-a(49) from Giovanni Resta, Jan 04 2014

STATUS

approved

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Last modified January 21 12:13 EST 2022. Contains 350477 sequences. (Running on oeis4.)