id:A008905 - OEIS Search Results

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Leading digit of n!.

+0
16

1, 1, 2, 6, 2, 1, 7, 5, 4, 3, 3, 3, 4, 6, 8, 1, 2, 3, 6, 1, 2, 5, 1, 2, 6, 1, 4, 1, 3, 8, 2, 8, 2, 8, 2, 1, 3, 1, 5, 2, 8, 3, 1, 6, 2, 1, 5, 2, 1, 6, 3, 1, 8, 4, 2, 1, 7, 4, 2, 1, 8, 5, 3, 1, 1, 8, 5, 3, 2, 1, 1, 8, 6, 4, 3, 2, 1, 1, 1, 8, 7, 5, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9 (list; graph; listen)

	OFFSET	`0,3`
	LINKS	`T. D. Noe, Table of n, a(n) for n=0..1000` `Index entries for sequences related to factorial numbers`
	MATHEMATICA	`Do[ Print[ IntegerPart[ n!/10^Floor[ N[ Log[ 10, n! ], 12 ] ] ] ], {n, 0, 121} ]` `and/or...a[n_]:=First[IntegerDigits[n! ]]; [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 03 2008]`
	CROSSREFS	`Cf. A000966, A000142.` `Sequence in context: A010590 A049061 A082516 this_sequence A136760 A062539 A110218` `Adjacent sequences: A008902 A008903 A008904 this_sequence A008906 A008907 A008908`
	KEYWORD	`nonn,base,easy`
	AUTHOR	`Russ Cox (rsc(AT)swtch.com)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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