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A100877 Greater of two consecutive primes of form 4k+3 and 4k+1 respectively. 1
5, 13, 29, 37, 53, 61, 73, 89, 109, 137, 149, 157, 173, 181, 193, 229, 241, 257, 269, 277, 293, 313, 337, 349, 373, 389, 421, 433, 449, 509, 541, 557, 569, 577, 593, 601, 613, 641, 653, 661, 701, 733, 757, 797, 821, 829, 853, 877, 929, 953, 977, 997, 1021, 1033 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..54.

MATHEMATICA

Prime[Select[Range[200], Mod[Prime[ # ], 4] == 3 && Mod[Prime[ # + 1], 4] == 1 &] + 1]

Transpose[Select[Partition[Prime[Range[200]], 2, 1], And@@IntegerQ/@ {(Last[#]-1)/4, (First[#]-3)/4}&]][[2]] (* Harvey P. Dale, Apr 11 2012 *)

CROSSREFS

Cf. A100860.

Sequence in context: A133204 A207040 A152658 * A007521 A213050 A216822

Adjacent sequences:  A100874 A100875 A100876 * A100878 A100879 A100880

KEYWORD

nonn,easy

AUTHOR

Giovanni Teofilatto, Jan 13 2005

EXTENSIONS

Edited and corrected by Ray Chandler, Jan 19 2005

STATUS

approved

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Last modified April 19 21:10 EDT 2014. Contains 240777 sequences.