e

2.718281828459045235360287471352662497757247

2.

7: 7th president is Andrew Jackson

1828: The year he was elected

1828: He served two terms.

459045: One of the special triangles in trigonometry.

235: The first three prime numbers.

360: Degrees in a cirlce. (Using the three from the previous set may help continuing onto this one)

Extra non-sensical jibber jabber.

28: The 7th section of numbers with a memorization tip (from the 1828 ones with Andrew Jackson).

747: Flight on a Boeing 747...

13: On Friday the 13th...

52: Playing cards (52 cards in a deck).

66: Multiple of 11, the number of this tip, multiplied by the lowest number that hasn't appeared more than once so far.

24: The smallest number with at least eight positive divisors.

97: The prim enumber who's placement on the list is after the previous number's.

75: 97's prime placement multiplied by 3.

72: Rule of 72 (mathematical formula that estimates how long it'll take an investment to double in value or to lose half its value).

47: The nth prime number if n is the tip list placement of the previous tip.