A092917 Group the natural numbers such that the n-th group sum is divisible by prime(n): (1, 2, 3), (4, 5), (6, 7, 8, 9), (10, 11), (12, 13, 14, 15, 16, 17, 18, 19, 20, 21), ... Sequence contains the last term of every group.

0, 3, 5, 9, 11, 21, 30, 37, 38, 53, 62, 92, 129, 157, 186, 189, 234, 237, 250, 285, 353, 376, 413, 416, 473, 496, 513, 516, 553, 645, 710, 813, 889, 891, 915, 1021, 1092, 1105, 1176, 1328, 1439, 1603, 1654, 1783, 1883, 2056, 2122, 2308, 2374, 2392, 2416, 2476

Offset

1,2

Links

Table of n, a(n) for n=1..52.

Crossrefs

Equals A086493 - 1.

Sequence in context: A339638 A231716 A113488 * A256220 A163778 A328643

Adjacent sequences: A092914 A092915 A092916 * A092918 A092919 A092920

Keyword

nonn

Author

Jorge Coveiro, Apr 16 2004

Status

approved