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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
EXAMPLE
The sum of the first 47 terms of A033950 equals 9120, which is A033950(616).
CROSSREFS
Sequence in context: A114646 A239686 A118091 * A044298 A044679 A350863
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 August 2 11:20 EDT 2024. Contains 374838 sequences. (Running on oeis4.)