70016

Appears in sequences

• Average theta series of odd unimodular lattices of dimension 16 (multiplied by 17).at n=3A029817
• Number of winning binary "same game" templates with ternary digits totaling n.at n=24A066346
• Positive integers with the property that if the base-3 representation is reversed the result is twice the original number.at n=11A173951
• Coefficient [x^n] of the Maclaurin series for 2 - sqrt(1 - 4*x - 4*x^2).at n=10A179190
• a(n) = Sum_{k=0..3} f(n+k)^2 where f=A130519.at n=32A238604