1,1
Table of n, a(n) for n=1..4.
Peter Freyd, On the size of Heyting Semi-Lattices and Equationally Linear Heyting Algebras, July 17 2017.
Cf. A050318, A050365, A067765.
Sequence in context: A215293 A264410 A135014 * A092024 A252741 A069261
Adjacent sequences: A321568 A321569 A321570 * A321572 A321573 A321574
nonn,more
Peter Luschny, Nov 13 2018
approved