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A162350 The path of the primes: Pairs (x,y) such that the points P(x,y) represent the position of the nonnegative integers in the graph of the "mountain path" function for prime numbers. 4
0, 0, 1, 0, 2, 0, 2, 1, 2, 2, 3, 2, 4, 2, 4, 3, 4, 4, 4, 5, 5, 5, 5, 4, 6, 4, 6, 5, 6, 6, 6, 7, 7, 7, 7, 6, 8, 6, 8, 7, 8, 8, 8, 9, 9, 9, 9, 8, 9, 7, 9, 6, 10, 6, 10, 7, 10, 8, 10, 9, 10, 10, 11, 10, 11, 9, 11, 8, 12, 8, 12, 9, 12, 10 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Table of n, a(n) for n=0..73.

Omar E. Pol, Graph of the mountain path function for prime numbers

Omar E. Pol, Illustration: The path of the primes

EXAMPLE

n ..... Point

0 ..... P(0,0)

1 ..... P(1,0)

2 ..... P(2,0)

3 ..... P(2,1)

4 ..... P(2,2)

5 ..... P(3,2)

6 ..... P(4,2)

7 ..... P(4,3)

8 ..... P(4,4)

9 ..... P(4,5)

10 .... P(5,5)

11 .... P(5,4)

CROSSREFS

Cf. A000040, A006005, A008578, A162200, A162201, A162202, A162203, A162340, A162341, A162342, A162343, A162344, A162351, A162352.

Sequence in context: A174007 A045450 A029222 * A125922 A283306 A182893

Adjacent sequences:  A162347 A162348 A162349 * A162351 A162352 A162353

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol, Jul 03 2009

STATUS

approved

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Last modified September 16 12:41 EDT 2019. Contains 327113 sequences. (Running on oeis4.)