id:A090104 - OEIS Search Results

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Decimal value of maximal digit of the n-th primorial when written in base n.

+0
2

1, 1, 1, 3, 3, 5, 4, 5, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 18, 20, 21, 22, 23, 24, 25, 24, 27, 27, 29, 29, 31, 32, 33, 32, 35, 35, 35, 34, 39, 39, 41, 40, 43, 44, 44, 45, 45, 48, 49, 50, 51, 52, 53, 54, 53, 56, 57, 58, 59, 60, 61, 61, 62, 64, 64, 66, 67, 68, 69, 70, 69, 72 (list; graph; listen)

	OFFSET	`1,4`
	EXAMPLE	`n=11: 11th primorial is 200560490130 in base 10 while it is 7806X193790 written in base 11, so a[11]=10 (denoted by X).`
	MATHEMATICA	`qp[x_] := Prime[x]*qp[x-1]; {qp[0]=1, qp[1]=2}; RecursionLimit$=10000; Table[Max[IntegerDigits[qp[j], j]], {j, 2, 100}]`
	CROSSREFS	`Cf. A090102.` `Sequence in context: A072820 A131950 A116192 this_sequence A075795 A058268 A087851` `Adjacent sequences: A090101 A090102 A090103 this_sequence A090105 A090106 A090107`
	KEYWORD	`base,nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Dec 17 2003`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

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