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A123077 Primes of the form (1+2n+3n^2+4n^3)/2. +0
1
5, 71, 293, 7103, 32213, 40487, 50069, 87623, 161831, 211007, 238949, 337343, 852263, 922037, 1328447, 1421909, 1955399, 2607989, 3061703, 3744551, 4121087, 4318469, 4731941, 5400359, 5879231, 7198421, 9356927, 10400501, 10764863 (list; graph; listen)
OFFSET

1,1

COMMENT

Corresponding n's are 1, 3, 5, 15, 25, 27, 29, 35, 43, 47, 49, 55, 75, 77, 87, 89, 99, 109, 115, 123, 127, 129, 133, 139, 143, 153, 167, 173, 175, 179, 183, 185, 195, 199, 207, 209, 227, 229, 239, 245, 257, 259, 269, 273, 283, 285, 299, 309, 315, 325, 327, 337, 347, 349, 357, 363, 369, 377, 379, 393, 399, 403, 409, 417, 425, 439, 523, 539, 545, 559, 567, 575, 587, 589, 593, 607, 623, 659, 687, 697, 699. No primes of the form (1+2n+3n^2+4n^3)/3.

CROSSREFS

Cf. A056578, A123059.

Sequence in context: A141852 A142052 A139930 this_sequence A064752 A033507 A092250

Adjacent sequences: A123074 A123075 A123076 this_sequence A123078 A123079 A123080

KEYWORD

easy,nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Sep 27 2006

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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