Table read by antidiagonals: Let b be the number of digits in the binary expansion of n. Then T(n,k) is the k-th odd prime p such that the binary digits of n match the primality of the b consecutive odd numbers beginning with p (or 0 if no such k-th prime exists).
(history;
published version)
CROSSREFS
Cf. A001359, A007530, A022004, A022005, A029710, A031924, A031926, A049437, A049438, A049591, A065091, A124582, A124583, A083371, A124584, A210360.
EXAMPLE
=== ALTERNATIVE VERSION OF TABLE: ===
Alternative version of table:
Discussion
Tue Apr 17
21:50
Jon E. Schoenfield: Do you have any preference re the two versions of the table?
Fri Apr 20
00:56
N. J. A. Sloane: We can certainly include both versions!
Discussion
Tue Apr 17
21:49
Jon E. Schoenfield: @Michel -- Thanks! keyword:tabl added ...
There are some situations in which I still get confused about when to use keyword:base and when not to. If you're confident that it should be used here, then I'll be glad to add it. Thanks again!
Discussion
Tue Apr 17
01:08
Jon E. Schoenfield: Does anyone wish to offer an opinion as to which table would be better to keep?
Does this sequence seem to be of general interest?
01:13
Michel Marcus: keyword tabl and base ?
