id:A077253 - OEIS Search Results

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Sum of digits squared plus sum of digits of n.

+0
2

2, 6, 12, 20, 30, 42, 56, 72, 90, 2, 4, 8, 14, 22, 32, 44, 58, 74, 92, 6, 8, 12, 18, 26, 36, 48, 62, 78, 96, 12, 14, 18, 24, 32, 42, 54, 68, 84, 102, 20, 22, 26, 32, 40, 50, 62, 76, 92, 110, 30, 32, 36, 42, 50, 60, 72, 86, 102, 120, 42, 44, 48, 54, 62, 72, 84, 98, 114, 132 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Inspired by A071440. The quasi-periodic function. See also A077252.`
	EXAMPLE	`a(13)=14 because (1^2+3^2)+(1+3)=14.`
	CROSSREFS	`Cf. A071440, A002378, A077252.` `Sequence in context: A102069 A160938 A160926 this_sequence A098734 A160942 A160929` `Adjacent sequences: A077250 A077251 A077252 this_sequence A077254 A077255 A077256`
	KEYWORD	`nonn,base`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Nov 01 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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