Numerator of (2/Pi)*Integral_{0..inf} (sin x / x)^n dx.

A002297

Numerator of (2/Pi)*Integral_{0..inf} (sin x / x)^n dx.

Terms

    a(0) =1a(1) =1a(2) =3a(3) =2a(4) =115a(5) =11a(6) =5887a(7) =151a(8) =259723a(9) =15619a(10) =381773117a(11) =655177a(12) =20646903199a(13) =27085381a(14) =467168310097a(15) =2330931341a(17) =12157712239

External references