A118116 - OEIS

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A118116

a(n) = n concatenated n^2 times.

1, 2222, 333333333, 4444444444444444, 5555555555555555555555555, 666666666666666666666666666666666666, 7777777777777777777777777777777777777777777777777 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	COMMENTS	`Is the partial sum of a(n) ever prime? See also A000461 Concatenate n n times.`
	FORMULA	`a(n) = n concatenated A000290(n) times. a(n) = A000027(n) concatenated A000290(n) times.`
	CROSSREFS	`Cf. A000027, A000290, A000461.` `Sequence in context: A091189 A046443 A043500 * A053395 A178919 A205225` `Adjacent sequences: A118113 A118114 A118115 * A118117 A118118 A118119`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Jonathan Vos Post (jvospost3(AT)gmail.com), May 11 2006`

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Last modified February 17 17:35 EST 2012. Contains 206061 sequences.