id:A086078 - OEIS Search Results

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Number of 7's in decimal expansion of triangular number n(n+1)/2.

+0
10

0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 (list; graph; listen)

	OFFSET	`0,60`
	CROSSREFS	`Cf. 0's A086071, 1's A086072, 2's A086073, 3's A086074, 4's A086075, 5's A086076, 6's A086077, 8's A086079, 9's A086080.` `Sequence in context: A024362 A104488 A010103 this_sequence A014082 A102354 A162641` `Adjacent sequences: A086075 A086076 A086077 this_sequence A086079 A086080 A086081`
	KEYWORD	`base,nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), Jul 08 2003`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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