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A166239 Number of partitions of n with distinct occurrences of parts. 0
1, 1, 2, 2, 4, 5, 7, 9, 13, 16, 19, 27, 33, 40, 54, 63, 75, 99, 116, 140, 175, 198, 244, 293, 349, 401, 491, 563, 666, 790, 912, 1046, 1266, 1419, 1667, 1929, 2221, 2528, 2979, 3345, 3868, 4422, 5057, 5709, 6638, 7395, 8480, 9626, 10925, 12237, 14052, 15622 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..51.

EXAMPLE

a(4) = #{4, 2+2, 2+1+1, 1+1+1+1} = 4;

a(5) = #{5, 3+1+1, 2+2+1, 2+1+1+1, 1+1+1+1+1} = 5;

a(6) = #{6, 4+1+1, 3+3, 3+1+1+1, 2+2+2, 2+4x1, 6x1} = 7.

CROSSREFS

Sequence in context: A027592 A007209 A240215 * A058661 A094362 A000726

Adjacent sequences:  A166236 A166237 A166238 * A166240 A166241 A166242

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Oct 09 2009

STATUS

approved

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Last modified August 5 18:00 EDT 2021. Contains 346488 sequences. (Running on oeis4.)