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A112232 Repeat each composite number in the sequence of natural numbers. 2
1, 2, 3, 4, 4, 5, 6, 6, 7, 8, 8, 9, 9, 10, 10, 11, 12, 12, 13, 14, 14, 15, 15, 16, 16, 17, 18, 18, 19, 20, 20, 21, 21, 22, 22, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 30, 30, 31, 32, 32, 33, 33, 34, 34, 35, 35, 36, 36, 37, 38, 38, 39, 39, 40, 40, 41, 42, 42, 43, 44, 44, 45 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

a(n) = A112233(n) - A112231(n);

a(n + A002808(n) - 1) = A002808(n),

a(n + A002808(n)) = A002808(n),

a(n + A002808(n) + 1) = A002808(n) + 1.

LINKS

Table of n, a(n) for n=1..74.

CROSSREFS

Sequence in context: A099802 A196266 A340792 * A168389 A039708 A189730

Adjacent sequences:  A112229 A112230 A112231 * A112233 A112234 A112235

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Aug 29 2005

STATUS

approved

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Last modified April 11 18:00 EDT 2021. Contains 342888 sequences. (Running on oeis4.)