id:A037286 - OEIS Search Results

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Replace 2n+1 by concatenation of its divisors.

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1, 13, 15, 17, 139, 111, 113, 13515, 117, 119, 13721, 123, 1525, 13927, 129, 131, 131133, 15735, 137, 131339, 141, 143, 13591545, 147, 1749, 131751, 153, 151155, 131957, 159, 161, 13792163, 151365, 167, 132369, 171, 173, 135152575, 171177 (list; graph; listen)

	OFFSET	`0,2`
	EXAMPLE	`Divisors of 15 are 1,3,5,15, so a(7)=13515`
	CROSSREFS	`Sequence in context: A068893 A079829 A096090 this_sequence A166533 A166534 A126727` `Adjacent sequences: A037283 A037284 A037285 this_sequence A037287 A037288 A037289`
	KEYWORD	`nonn,base,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`
	EXTENSIONS	`More terms from Erich Friedman (erich.friedman(AT)stetson.edu).`

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

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