id:A115872 - OEIS Search Results

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Table where row n gives all nonzero solutions to the cross-domain congruence n*i = A065621(n) X i, zero sequence (A000004) if no such solutions exist.

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1, 2, 1, 3, 2, 3, 4, 3, 6, 1, 5, 4, 7, 2, 7, 6, 5, 12, 3, 14, 3, 7, 6, 14, 4, 15, 6, 7, 8, 7, 15, 5, 28, 7, 14, 1, 9, 8, 24, 6, 30, 12, 15, 2, 15, 10, 9, 28, 7, 31, 14, 28, 3, 30, 7, 11, 10, 30, 8, 56, 15, 30, 4, 31, 14, 3, 12, 11, 31, 9, 60, 24, 31, 5, 60, 15, 6, 3, 13, 12, 48, 10, 62 (list; table; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Here * stands for ordinary multiplication, and X means carryless (GF(2)[X]) multiplication (A048720).`
	LINKS	`Index entries for sequences defined by congruent products between domains N and GF(2)[X]`
	CROSSREFS	`Cf. A115857, A115871. Transpose: A114388. First column: A115873. Rows at positions 2^k are A000027. Row at the position 2n is equal to the row at position n. Some odd-positioned rows: row 1: A000027, Row 3: A048717, Row 5: A115770 (? Checked for all values less than 2^20), Row 7: A115770, Row 9: A115801, Row 11: A115803, Row 13: A115772, Row 15: A115801 (? Checked for all values less than 2^20), Row 17: A115809, Row 19: A115874, Row 49: A114384, Row 57: A114386.` `Adjacent sequences: A115869 A115870 A115871 this_sequence A115873 A115874 A115875` `Sequence in context: A029164 A053262 A007359 this_sequence A133926 A143929 A029163`
	KEYWORD	`nonn,tabl`
	AUTHOR	`Antti Karttunen (His-Firstname.His-Surname(AT)gmail.com), Feb 07 2006`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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