id:A077506 - OEIS Search Results

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Smallest n-digit triangular number beginning with n.

+0
2

1, 21, 300, 4005, 50086, 600060, 7003153, 80004925, 900003951, 1000006281, 11000078650, 120000270151, 1300001532378, 14000004645256, 150000007349286, 1600000000287153, 17000000065300605, 180000000300000000 (list; graph; listen)

	OFFSET	`2,2`
	CROSSREFS	`Sequence in context: A021634 A021604 A025935 this_sequence A007592 A019664 A019839` `Adjacent sequences: A077503 A077504 A077505 this_sequence A077507 A077508 A077509`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 08 2002`
	EXTENSIONS	`More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Jan 04 2003`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

AT&T Labs Research