id:A092463 - OEIS Search Results

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Greatest number in the n-th successive group of natural numbers containing exactly n prime powers.

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1, 3, 7, 13, 25, 41, 64, 97, 128, 173, 233, 283, 359, 439, 523, 619, 729, 841, 971, 1093, 1249, 1423, 1567, 1733, 1931, 2113, 2309, 2531, 2731, 2969, 3251, 3499, 3733, 4019, 4289, 4621, 4937, 5237, 5569, 5881, 6269, 6637, 6977, 7417 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`a(n) = A000961(A000217(n)).`
	EXAMPLE	`1 : 2 3 : 4 5 6 7 : 8 9 10 11 12 13 : 14 15 16 17 18 ...` `1 : 2 3 : 4 5 . 7 : 8 9 .. 11 .. 13 : .. .. 16 17 ...` `1 : . 3 : . . . 7 : . . .. .. .. 13 : .. .. ...` `a(1)..a(2)......a(3).............a(4)......`
	CROSSREFS	`Sequence in context: A076276 A056764 A026103 this_sequence A017994 A078000 A007909` `Adjacent sequences: A092460 A092461 A092462 this_sequence A092464 A092465 A092466`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 25 2004`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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