Tangent: table in which the k-th row is round(tan((Pi/2)*n/10^k)) for n = 0..10^k - 1.
0, 2, 3, 5, 7, 10, 14, 20, 31, 63, 0, 2, 3, 5, 6, 8, 9, 11, 13, 14, 16, 17, 19, 21, 22, 24, 26, 27, 29, 31, 32, 34, 36, 38, 40, 41, 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 66, 68, 70, 73, 75, 78, 80, 83, 85, 88, 91, 94, 97, 100, 103, 106, 110, 113, 117, 121
1
This is the tangent curve (up to Pi/2) at greater and greater resolution.
T. D. Noe, Plot of 3 rows (1110 terms)
T. D. Noe, Table of 3 rows (1110 terms)
(Mma) Flatten[Table[Table[Floor[1/2 + 10^nn*Tan[(Pi/2)*n/10^nn]], {n, 0, 10^nn - 1}], {nn, 3}]]
Cf. S000153 (sine), S000154 (cosine), S000156 (cotangent).
nonn,base,tabf
T. D. Noe, Jul 21 2014