a(n) = (d(n)-r(n))/2, where d = A026063 and r is the periodic sequence with fundamental period (1,1,0,1).

A026064

a(n) = (d(n)-r(n))/2, where d = A026063 and r is the periodic sequence with fundamental period (1,1,0,1).

Terms

    a(0) =35a(1) =59a(2) =90a(3) =127a(4) =172a(5) =225a(6) =287a(7) =357a(8) =437a(9) =527a(10) =628a(11) =739a(12) =862a(13) =997a(14) =1145a(15) =1305a(16) =1479a(17) =1667a(18) =1870a(19) =2087a(20) =2320a(21) =2569a(22) =2835a(23) =3117a(24) =3417a(25) =3735a(26) =4072a(27) =4427a(28) =4802a(29) =5197

External references