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A068325 Self-conjugate digitized partition numbers. 0
0, 1, 21, 22, 311, 321, 332, 333, 4111, 4211, 4321, 4331, 4422, 4432, 4443, 4444, 51111, 52111, 53211, 53311, 54221, 54321, 54431, 54441, 55222, 55322, 55432, 55442, 55533, 55543, 55554, 55555, 611111, 621111, 632111, 633111, 642211 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
Cannot write a(512) or higher in decimal because of need to have a single digit for ten.
LINKS
EXAMPLE
0, 1, 2+1, 2+2, 3+1+1, 3+2+1, 3+3+2, 3+3+3 etc. are all self conjugate partitions.
CROSSREFS
Cf. A068743 for digitized partition numbers, A000700 for number of terms having digit sum of n, A011782 for number of terms with n digits (also first/largest digit n) and also number of terms with k(>n) number of digits and second digit n+1, A000079 for number of terms with up to n digits (also first/largest digit up to n), a(A000225(n))=A053422(n).
Sequence in context: A041914 A041916 A041918 * A041219 A041920 A041921
KEYWORD
base,nonn
AUTHOR
Henry Bottomley, Feb 27 2002
STATUS
approved

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Last modified May 17 10:20 EDT 2024. Contains 372594 sequences. (Running on oeis4.)