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A109416
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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.
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5
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5, 7, 11, 13, 17, 29, 31, 43, 47, 59, 61, 73, 89, 97, 101, 103, 107, 127, 131, 139, 151, 157, 173, 181, 193, 197, 229, 233, 239, 251, 263, 271, 283, 307, 311, 331, 337, 349, 353, 373, 389, 397, 401, 409, 421, 431, 439, 443, 463, 467, 479, 487, 491, 499, 503
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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EXAMPLE
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Triangle begins:
1: 5
2: 7,11
3: 13,17,29
4: 31,43,47,59
5: 61,73,89,97,101
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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