Number of 2-colorings of [1..n] with no monochromatic Pythagorean triple.

Terms

a(0) =2a(1) =4a(2) =8a(3) =16a(4) =24a(5) =48a(6) =96a(7) =192a(8) =384a(9) =576a(10) =1152a(11) =2304a(12) =3456a(13) =6912a(14) =10368a(15) =20736a(16) =31104a(17) =62208a(18) =124416a(19) =186624a(20) =373248a(21) =746496a(22) =1492992a(23) =2985984a(24) =3234816a(25) =4829184a(26) =9658368a(27) =19316736a(28) =28975104a(29) =43462656