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Smallest primes of 4 X 4 semimagic squares formed from consecutive primes.
4

%I #9 May 07 2016 22:56:34

%S 5,19,29,31,37,47,53,79,397,409,599,787,1229,1381,1439,1993,2087,2767,

%T 4003,4159,4931,5791,5981,8117,9293,9349,9833,10939,10979,11213,12553,

%U 12907,14557,16361,18047,21089,21557,21577,25903,26339,28439,33547,56813,57667

%N Smallest primes of 4 X 4 semimagic squares formed from consecutive primes.

%H <a href="/index/Mag#magic">Index entries for sequences related to magic squares</a>

%e n = 1

%e |---|---|---|---|

%e | 5 | 7 | 53| 59|

%e |---|---|---|---|

%e | 29| 61| 23| 11|

%e |---|---|---|---|

%e | 43| 37| 31| 13|

%e |---|---|---|---|

%e | 47| 19| 17| 41|

%e |---|---|---|---|

%e .

%e n = 2

%e |---|---|---|---|

%e | 19| 23| 79| 83|

%e |---|---|---|---|

%e | 53| 67| 37| 47|

%e |---|---|---|---|

%e | 61| 41| 59| 43|

%e |---|---|---|---|

%e | 71| 73| 29| 31|

%e |---|---|---|---|

%Y Cf. A265139, A270864. Supersequence of A260673.

%K nonn

%O 1,1

%A _Arkadiusz Wesolowski_, Mar 24 2016

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Last modified September 21 19:26 EDT 2024. Contains 376089 sequences. (Running on oeis4.)