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A032113
"BIJ" (reversible, indistinct, labeled) transform of 3,3,3,3...
0
3, 12, 111, 1524, 26463, 551892, 13428831, 373435284, 11682749343, 406099317972, 15527879299551, 647709987649044, 29269219898465823, 1424381697080564052, 74268532877694770271, 4130589424345479558804
OFFSET
1,1
CROSSREFS
Sequence in context: A178013 A068099 A224818 * A352637 A119649 A308144
KEYWORD
nonn
STATUS
approved