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A164019
Table read by rows: row n contains the primes between n and 2n.
0
3, 5, 5, 7, 7, 7, 11, 11, 13, 11, 13, 11, 13, 17, 11, 13, 17, 19, 13, 17, 19, 13, 17, 19, 23, 17, 19, 23, 17, 19, 23, 17, 19, 23, 29, 17, 19, 23, 29, 31, 19, 23, 29, 31, 19, 23, 29, 31, 23, 29, 31, 37, 23, 29, 31, 37, 23, 29, 31, 37, 41, 23, 29, 31, 37, 41, 43, 29, 31, 37, 41
OFFSET
2,1
COMMENTS
See A108954 and A060715 for the row lengths.
The row sums are 3, 5, 12, 7, 18, 24, 24, 41, 60, 49, 72, 59, 59,...
EXAMPLE
The table starts at row n=2 as:
3; (between 2 and 4)
5; (between 3 and 6)
5,7; (between 4 and 8)
7; (between 5 and 10)
CROSSREFS
Sequence in context: A190136 A360635 A126611 * A307701 A103332 A195796
KEYWORD
nonn,easy,tabf
AUTHOR
Vincenzo Librandi, Aug 08 2009
EXTENSIONS
Redefined as an irregular table - R. J. Mathar, Aug 11 2009
STATUS
approved