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A368429
Main diagonal of A357914.
2
1, 0, 0, 1, 4, 17, 68, 267, 1041, 4049, 15739, 61194, 238081, 927071, 3613362, 14097113, 55050810, 215178232, 841813885, 3296075636, 12915801131, 50648751006, 198756000104, 780472848048, 3066651564995, 12056585499217, 47426685674204, 186657789816391, 734990466616069
OFFSET
1,5
FORMULA
a(n) = A357914(n,n).
MATHEMATICA
With[{nmax=30}, Diagonal[NestList[Accumulate, MoebiusMu[Range[nmax]], nmax-1]]]
CROSSREFS
Sequence in context: A266862 A239845 A081113 * A114587 A268431 A033114
KEYWORD
nonn,easy
AUTHOR
Paolo Xausa, Dec 24 2023
STATUS
approved