A053244 Numbers n such that A053238(n) = 4.

5, 29, 34, 65, 70, 94, 99, 123, 198, 227, 239, 244, 274, 280, 304, 310, 327, 332, 362, 373, 391, 402, 421, 452, 481, 492, 510, 539, 601, 612, 636, 654, 659, 719, 749, 761, 811, 816, 821, 832, 899, 904, 927, 958, 1033, 1050, 1081, 1110, 1115, 1139, 1201

Offset

1,1

Links

Table of n, a(n) for n=1..51.

Maple

with(numtheory): f := [seq( `if`((sigma(i) > sigma(i+1)), i, print( )), i=1..8000)];
seq( `if`(f[i+1] - f[i] = 4, i, print( )), i=1..3000);

Crossrefs

Cf. A000203, A053226, A053238, A053239, A053240, A053241, A053242, A053243, A053245.

Sequence in context: A043062 A321701 A243012 * A096696 A115279 A279393

Adjacent sequences: A053241 A053242 A053243 * A053245 A053246 A053247

Keyword

nonn

Author

Asher Auel, Jan 10 2000

Status

approved