Stirling interpolation of f'(x) by (2n+1)-st differences.

Terms

a(0) =8a(1) =24a(2) =165a(3) =48a(4) =1022a(5) =6944a(6) =80a(7) =3483a(8) =73632a(9) =500010a(10) =120a(11) =8844a(12) =383240a(13) =8099685a(14) =55001232a(15) =168a(16) =18785a(17) =1379872a(18) =59785869a(19) =1263551432a(20) =8580192621a(21) =224a(22) =35370a(23) =3945200a(24) =289774030a(25) =12555034128a(26) =265345802722