%I #4 Mar 30 2012 17:29:48
%S 5,7,11,13,17,29,31,43,47,59,61,73,89,97,101,103,107,127,131,139,151,
%T 157,173,181,193,197,229,233,239,251,263,271,283,307,311,331,337,349,
%U 353,373,389,397,401,409,421,431,439,443,463,467,479,487,491,499,503
%N Triangle read by row where n-th row contains the least n primes of form 4k+1 if n is odd and of form 4k+3 if n is even such that sequence is always increasing.
%e Triangle begins:
%e 1: 5
%e 2: 7,11
%e 3: 13,17,29
%e 4: 31,43,47,59
%e 5: 61,73,89,97,101
%Y Cf. A108702, A109417-A109420.
%K easy,nonn,tabl
%O 1,1
%A _Ray Chandler_, Jun 27 2005
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