A268224 Closed simply-typed lambda terms with at most one free variable.

3, 10, 45, 256, 1688, 12671, 105743, 969032, 9639606

Offset

1,1

Links

Table of n, a(n) for n=1..9.

P. Tarau, A Logic Programming Playground for Lambda Terms, Combinators, Types and Tree-based Arithmetic Computations, arXiv preprint arXiv:1507.06944 [cs.LO], 2015.

Crossrefs

Sequence in context: A006220 A020026 A077002 * A003704 A292181 A236409

Adjacent sequences: A268221 A268222 A268223 * A268225 A268226 A268227

Keyword

nonn,more

Author

N. J. A. Sloane, Jan 30 2016

Status

approved