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A115872 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. 16
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; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Here * stands for ordinary multiplication and X means carryless (GF(2)[X]) multiplication (A048720).

LINKS

Table of n, a(n) for n=1..83.

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.

Sequence in context: A201592 A234361 A240450 * A133926 A144337 A143929

Adjacent sequences:  A115869 A115870 A115871 * A115873 A115874 A115875

KEYWORD

nonn,tabl

AUTHOR

Antti Karttunen, Feb 07 2006

STATUS

approved

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Last modified December 11 12:11 EST 2017. Contains 295876 sequences.