1,1

a(15) > 1.3*10^14. - Giovanni Resta, Apr 19 2016

Table of n, a(n) for n=1..14.

a(4)=1637 is the first prime to be followed by n=4 monotonic decreasing prime gaps: 20,6,4,2.

a(13)=1273135176799 is the first prime to be followed by n=13 monotonic decreasing prime gaps: 72,60,46,44,42,36,34,24,12,8,6,4,2.

Cf. A158939 (monotonic increasing prime gaps)

Sequence in context: A102165 A102160 A215434 * A102161 A271817 A015655

Adjacent sequences: A158937 A158938 A158939 * A158941 A158942 A158943

more,nonn

Alan Worley (aw(AT)xiboo.co.uk), Mar 31 2009

a(14) from Giovanni Resta, Apr 19 2016

approved