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A014420 Minimum number of Catalan numbers to represent n. 0
0, 1, 1, 2, 2, 1, 2, 2, 3, 3, 2, 3, 3, 4, 1, 2, 2, 3, 3, 2, 3, 3, 4, 4, 3, 4, 4, 5, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 4, 5, 5, 6, 1, 2, 2, 3, 3, 2, 3, 3, 4, 4, 3, 4, 4, 5, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 4, 5, 5, 6, 3, 4, 4, 5, 5, 4, 5, 5, 6, 6, 5, 6, 6, 7, 2, 3, 3, 4, 4, 3, 4, 4, 5, 5, 4, 5, 5, 6, 3 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

CROSSREFS

Cf. A014418.

Sequence in context: A143999 A137419 A057536 * A029289 A181834 A194848

Adjacent sequences:  A014417 A014418 A014419 * A014421 A014422 A014423

KEYWORD

nonn,easy

AUTHOR

Olivier Gerard (olivier.gerard(AT)gmail.com)

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Last modified February 15 23:53 EST 2012. Contains 205860 sequences.