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1,2
Table of n, a(n) for n=1..63.
Index entries for sequences that are permutations of the natural numbers
Referring to A054065, just add C(k,2) to the numbers in p(k): e.g. p(1)=(1)->(1); p(2)=(2,1)->(3,2); p(3)=(2,1,3)->(5,4,6).
Inverse permutation: A054069.
Sequence in context: A194904 A194876 A194837 * A194870 A302252 A176988
Adjacent sequences: A054065 A054066 A054067 * A054069 A054070 A054071
nonn
Clark Kimberling
approved