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A128362
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a(n) = least k such that the remainder when 22^k is divided by k is n.
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17
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3, 5, 19, 6, 17, 478, 25, 14, 13, 18, 187, 118, 15, 94, 1032913, 20, 64311245, 466, 3543, 58, 305197, 23, 1535, 46, 10623, 458, 5099785, 36, 2723, 454, 10617, 226, 55, 87, 35459, 140, 45, 446, 1373093, 51, 3604637279, 65, 75, 110, 23299, 57, 305, 52, 10599
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Robert G. Wilson v, Table of n, a(n) for n = 1..10000 with -1 for large entries where a(n) has not yet been found
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MATHEMATICA
| t = Table[0, {10000}]; k = 1; While[k < 4000000000, a = PowerMod[22, k, k]; If[a < 10001 && t[[a]] == 0, t[[a]] = k; Print[{a, k}]]; k++ ]; t [From Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 26 2009]
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CROSSREFS
| Cf. A128361, A128363, A128364, A128365, A128366, A128367, A128368, A128369, A129370, A128371, A128372. Cf. A036236, A078457, A119678, A119679, A127816, A119715, A119714, A127817, A127818, A127819, A127820, A127821, A128154, A128155, A128156, A128157, A128158, A128159, A128160. Cf. A128149, A128150, A128172.
Sequence in context: A022489 A176749 A145774 * A053484 A025046 A180931
Adjacent sequences: A128359 A128360 A128361 * A128363 A128364 A128365
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KEYWORD
| hard,nonn
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AUTHOR
| Alexander Adamchuk (alex(AT)kolmogorov.com), Feb 27 2007
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EXTENSIONS
| a(15) - a(40) from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 26 2009
a(41) - a(49) from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 27 2009
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