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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

%I #3 Jan 21 2019 19:01:55

%S 0,3,5,9,11,21,30,37,38,53,62,92,129,157,186,189,234,237,250,285,353,

%T 376,413,416,473,496,513,516,553,645,710,813,889,891,915,1021,1092,

%U 1105,1176,1328,1439,1603,1654,1783,1883,2056,2122,2308,2374,2392,2416,2476

%N 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.

%Y Equals A086493 - 1.

%K nonn

%O 1,2

%A _Jorge Coveiro_, Apr 16 2004

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Last modified April 19 10:28 EDT 2024. Contains 371782 sequences. (Running on oeis4.)