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A362898 Number of nonisomorphic unordered triples of endofunctions on an n-set. 2
1, 1, 13, 638, 118949, 42483668, 23524514635, 18477841853059, 19526400231564564, 26714255854638149145, 45938634690184528585855, 96990967579564469350287613, 246664446832722382952639028437, 743740463651636548809953508690270, 2623456914417867939801667337352637825 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
Isomorphism is up to permutation of the elements of the n-set.
LINKS
CROSSREFS
Column k=3 of A362897.
Sequence in context: A351507 A067407 A143734 * A316331 A217380 A068232
KEYWORD
nonn
AUTHOR
Andrew Howroyd, May 10 2023
STATUS
approved

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Last modified March 2 23:50 EST 2024. Contains 370499 sequences. (Running on oeis4.)