1,1
Table of n, a(n) for n=1..10.
A053170(n) = 2 * (1 + A053171(n) + a(n) + A053173(n) + A053174(n)).
Cf. A053170, A053171, A053173, A053174.
Sequence in context: A249552 A237457 A234211 * A343273 A337955 A091552
Adjacent sequences: A053169 A053170 A053171 * A053173 A053174 A053175
nonn,more
Ralf W. Grosse-Kunstleve, Mar 26 2000
approved