id:A052462 - OEIS Search Results

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a(n) is the solution k to Mod[24k,5^n]==1.

+0
4

4, 24, 99, 599, 2474, 14974, 61849, 374349, 1546224, 9358724, 38655599, 233968099, 966389974, 5849202474, 24159749349, 146230061849, 603993733724, 3655751546224, 15099843343099, 91393788655599, 377496083577474 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Related to a Ramanujan congruence for the partition function P.`
	LINKS	`Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.`
	FORMULA	`G.f.: x(-25x^2+20x+4)/[(1-x)(1-5x)(1+5x)].`
	MATHEMATICA	`Table[PowerMod[24, -1, 5^a], {a, 21}]`
	CROSSREFS	`Cf. A052463, A052464, A052466.` `Sequence in context: A100738 A139238 A139231 this_sequence A048806 A043009 A006736` `Adjacent sequences: A052459 A052460 A052461 this_sequence A052463 A052464 A052465`
	KEYWORD	`nonn,easy`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com)`

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Last modified December 5 20:25 EST 2009. Contains 170428 sequences.

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