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A111270 Records in A111229. 0
1, 3, 10, 57, 97, 103, 113, 180, 305, 761, 893, 1047, 1069, 1177, 1214, 1425, 1473, 1481, 1700, 2079, 2543, 2767, 2901, 3027, 3331, 3849, 4239, 5199, 5425, 7407, 8079, 10967, 11541, 15012, 16335, 17248, 24969, 25157, 30383, 34055, 38147, 38861 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..42.

PROG

(PARI) x = 1; s = 0; S = Set([]); i = 1; while (1, s += prime(i); d = divisors(s); j = 1; while (setsearch(S, d[j]), j++); n = d[j]; S = setunion(S, Set(n)); if (n == x, print(i); while(setsearch(S, x), x++)); i++); [From David Wasserman, Jan 07 2009]

CROSSREFS

A111271 [From David Wasserman, Jan 07 2009]

Sequence in context: A203416 A002218 A107871 * A242953 A112101 A159321

Adjacent sequences:  A111267 A111268 A111269 * A111271 A111272 A111273

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Nov 03 2005

EXTENSIONS

More terms from David Wasserman, Jan 07 2009

STATUS

approved

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Last modified October 24 18:26 EDT 2014. Contains 248516 sequences.