1,1
See A327337 for details and links.
Table of n, a(n) for n=1..7.
The corresponding x and z values are in A327338 and A327337.
Cf. A139266.
Sequence in context: A209730 A185860 A204634 * A024017 A260097 A232796
Adjacent sequences: A327336 A327337 A327338 * A327340 A327341 A327342
nonn,more
Giovanni Resta, Sep 02 2019
approved