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A166347 Irregular triangle read by rows of the frequency with which each value v of floor (j^2/p) occurs within A165974 for each prime p, taken over 1 <= j <= p - 1. 1

%I #8 Mar 30 2012 17:34:11

%S 1,0,1,1,0,2,1,0,1,0,2,1,1,1,0,1,0,3,1,1,1,1,1,0,1,0,1,0,3,2,1,1,1,0,

%T 1,1,0,1,0,1,0,4,1,2,1,1,1,0,1,1,1,0,1,0,1,0,1,0,4,2,1,1,1,1,1,1,1,0,

%U 1,1,0,1,0,1,0,1,0,4,2,2,1,1,1,1,1,1,1,0,1,1,0,1,1,0,1,0,1,0,1,0

%N Irregular triangle read by rows of the frequency with which each value v of floor (j^2/p) occurs within A165974 for each prime p, taken over 1 <= j <= p - 1.

%C Part of the irregular triangle from which the sequence is constructed

%C is shown below.

%C ....v..0..1..2..3..4..5..6..7..8..9.10.11.12.13.14.15.16.17.18.19.20.21.22

%C ..p

%C ..2....1..0

%C ..3....1..1..0

%C ..5....2..1..0..1..0

%C ..7....2..1..1..1..0..1..0

%C .11....3..1..1..1..1..1..0..1..0..1..0

%C .13....3..2..1..1..1..0..1..1..0..1..0..1..0

%C .17....4..1..2..1..1..1..0..1..1..1..0..1..0..1..0..1..0

%C .19....4..2..1..1..1..1..1..1..1..0..1..1..0..1..0..1..0..1..0

%C .23....4..2..2..1..1..1..1..1..1..1..0..1..1..0..1..1..0..1..0..1..0..1..0

%H C. H. Gribble, <a href="/A166347/b166347.txt">Flattened irregular triangle read by rows of primes < 300</a>

%Y Cf. A165974

%K nonn,tabf

%O 1,6

%A _Christopher Hunt Gribble_, Oct 12 2009

%E Minor edits by _Christopher Hunt Gribble_, Oct 13 2009

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)