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A095328 Number of A095318-primes in range ]2^n,2^(n+1)]. 2
0, 0, 0, 1, 3, 1, 4, 13, 32, 35, 96, 124, 335, 466, 1116, 1717, 4371, 6380, 15490, 23904, 58041, 88200, 209875, 331769, 795599, 1258386, 2951789, 4741344, 11144763, 17964801, 41781268, 68371012, 158643268 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

Ratios a(n)/A036378(n) converge as: 0, 0, 0, 0.2, 0.428571, 0.076923, 0.173913, 0.302326, 0.426667, 0.255474, 0.376471, 0.267241, 0.384174, 0.289082, 0.368317, 0.300753, 0.406642, 0.312898, 0.400932, 0.324844, 0.413586, 0.328839, 0.408549, 0.336542, 0.420036, 0.345166, 0.420047, 0.349607, 0.425255, 0.354353, 0.425546, 0.359213, 0.429551

Ratios a(n)/A095055(n) converge as: 1, 1, 1, 1, 1.5, 0.333333, 0.571429, 1.181818, 1.185185, 0.875, 1.2, 0.953846, 0.976676, 0.966805, 0.945763, 0.97779, 0.977197, 0.98472, 1.006694, 0.995088, 0.988538, 0.987616, 0.983496, 0.990015, 0.991634, 0.994496, 0.995506, 0.991599, 0.996345, 0.993681, 0.993649, 0.995067, 0.995042

LINKS

Table of n, a(n) for n=1..33.

A. Karttunen and J. Moyer: C-program for computing the initial terms of this sequence

Index entries for sequences related to occurrences of various subsets of primes in range ]2^n,2^(n+1)]

CROSSREFS

a(n) = A036378(n)-A095329(n).

Sequence in context: A248044 A153278 A010284 * A066712 A064809 A058361

Adjacent sequences:  A095325 A095326 A095327 * A095329 A095330 A095331

KEYWORD

nonn

AUTHOR

Antti Karttunen, Jun 04 2004

STATUS

approved

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Last modified September 30 02:03 EDT 2020. Contains 337432 sequences. (Running on oeis4.)