id:A123058 - OEIS Search Results

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Number of different quartets of 4 differents bemirps of n digits.

+0
1

0, 0, 0, 0, 1, 1, 1, 2, 9, 29, 60, 221, 749, 2560, 9432, 35685 (list; graph; listen)

	OFFSET	`0,8`
	EXAMPLE	`1061 1091 1901 1601 are a quartet of 4 different bemirps and there is no other different quartet of 4 digits, so a(4)=1`
	CROSSREFS	`Sequence in context: A110377 A041877 A090208 this_sequence A062452 A152891 A069006` `Adjacent sequences: A123055 A123056 A123057 this_sequence A123059 A123060 A123061`
	KEYWORD	`base,nonn`
	AUTHOR	`Pierre CAMI (pierrecami(AT)tele2.fr), Sep 26 2006`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.