A226098 Fifth powers that become prime when their most significant (leftmost) decimal digit is removed.

32, 243, 59049, 161051, 371293, 6436343, 14348907, 115856201, 282475249, 844596301, 73439775749, 173726604657, 312079600999, 779811265199, 2553954421743, 2817036000549, 3515706497843, 5798839393557, 10112638401999, 12914277518099, 14530697473149

Offset: 1

Author

Jonathan Vos Post, May 26 2013

Keywords

• nonn
• base
• easy

Comments

This is to fifth powers A000584 as A226092 is to fourth powers A000583, as A226090 is to as cubes A000578, and as A225873 is to squares A000290.

Examples

			a(1) = 2^5 = 32 because when its most significant (or leftmost) digit (3) is removing the remaining 2 is prime.
		

Crossrefs

Cf. A000584, A225873, A226090, A226092.

Programs

Mathematica

Select[Range[500]^5,PrimeQ[FromDigits[Rest[IntegerDigits[#]]]]&] (* Harvey P. Dale, Nov 10 2021 *)