id:A052246 - OEIS Search Results

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Concatenation of integers from n down to 0.

+0
1

0, 10, 210, 3210, 43210, 543210, 6543210, 76543210, 876543210, 9876543210, 109876543210, 11109876543210, 1211109876543210, 131211109876543210, 14131211109876543210, 1514131211109876543210, 161514131211109876543210 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(0)=0, a(n) = n10^len(a(n-1)) + a(n-1), where len(k) = number of digits in k and len(0)=1; =A00042210`
	CROSSREFS	`Cf. A000422.` `Sequence in context: A069863 A067642 A052245 this_sequence A001450 A076803 A120596` `Adjacent sequences: A052243 A052244 A052245 this_sequence A052247 A052248 A052249`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Feb 01 2000`

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Last modified July 8 18:40 EDT 2008. Contains 141013 sequences.

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